Increases in energy expenditure for single parent households in WA is up 39 per cent in real terms over 10 years, and 10 per cent over the past two years.
Around a quarter of single parents commit at least 10.2 per cent of their income towards energy costs, and one in 10 spend at least 15.1 per cent.
Total energy consumption in WA has almost doubled in the past 25 years.
One in four suitable WA dwellings have roof-top solar, however only 7.4 per cent of suitable dwellings in the lowest socio-economic areas have solar PV installations.
Electricity prices in Perth almost doubled between 2008 and 2014.
On a per capita basis, WA's energy consumption is 1.8 times the national average.
WA's fixed supply charge tariff nearly doubled in July 2017, from 48.60c to 94.91c per day, up 95 per cent on 2016's supply tariff.